Science Olympiad Trees

Leaves are necessary for _____________ to take place.

• the weather

• flowers

• photosynthesis

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Through photosynthesis trees can

• grow taller

• live longer

• feed

• produce Carbon Dioxide (CO₂)

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During Photosynthesis trees release

• Carbon Dioxide (CO₂)

• Oxygen (O₂)

• Harmful gases

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Trees offer _______ and _______ to many animals.

• food

• CO₂

• roots

• shelter

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Conifers are sometimes called:

• deciduous

• ferns

• cacti

• evergreens

Trees with needles are in a group called:

• deciduous

• algae

• conifers

• mosses

Deciduous trees have leaves that are:

• flat and broad

• pointy

• purple

• evergreen

By counting annual growth rings you can estimate the:

• age of tree

• type of tree

• color of tree

• personality of tree

What do we get from trees that’s used to make things?

• wood

• steel

• milk

• plastic

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Trees are held into the ground by:

• roots

• stems

• leaves

• trunks

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